Location

• Latitude: 64.128627
• Longitude: -146.097006
• USGS Map: BIG DELTA A-5
• Elevation (m): 341
• MTRS: F009S008E13

  MTRS Details

  • Meridian: F
  • Township: 009S
  • Range: 008E
  • Section: 13

  Meridians in Alaska

  • Copper River Meridian (C)
  • Kateel River Meridian (K)
  • Fairbanks Meridian (F)
  • Seward Meridian (S)
  • Umiat Meridian (U)

• Management Area: Delta (Upper Tanana River Drainage)
• Sub Area: Richardson Hwy
• Drainage: Delta River

Access

• Latitude: 64.128627
• Longitude: -146.097006

• Directions: 70 air miles south east of Fairbanks. Winter access trail only after ice road has been installed across the Delta River from Spengler Rd.

• Improvements:
  • winter trail

Lake Characteristics

• Surface Area (ha): 29.6
• Bathymetric Map: Rainbow2025.jpg
• RAINBOWLAKE.gif
• Rainbow.jpg
• Rainbow_Lake.pdf
• Rainbow_Lake.kmz
• Rainbow2025_color.jpg
• Geo-Referenced Bathymetric Maps:
• Rainbow2025_color_GeoPDF.pdf

• Lake Category: Landlocked
• Maximum Depth (m): 9.5

• Most Recent Survey Date: 6/17/2025
• Most Recent Survey Notes: Depth data collected June 17, 2025. Perimeter shapes generated from Google Satellite Imagery November 2025.

Photos

Download Linked Documents

• Rainbow Lake 1974 MEMO.pdf
• Rainbow Lake Fish Stocking Record.pdf
• Rainbow Lake Survey 1971.PDF
• Rainbow Lake Bath Map 1978.PDF
• RainbowLFish1970s.PDF
• RainbowLFish1980s.PDF
• Rainbow Trail.jpg